/*
 * FileAsMsg plug-in for Miranda IM and QIP Infium.
 * Sending/receiving files via instant messaging without protocol support.
 * Homepage: http://code.google.com/p/fileasmsg/
 *
 * Copyright (c) 2008, Radist <radist.nt@gmail.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Name(s) of contributor(s) may not be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY Radist ''AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL Radist BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "threads.h"

#ifdef _REQUIRE_EVENT
DWORD WaitableObject::WaitFor( DWORD timeout, bool handle_messages /*= false*/ )
{
	if (handle_messages && INFINITE == timeout)
	{
		DWORD res;
		while (WAIT_OBJECT_0 + 1 == (res = MsgWaitForMultipleObjects(1, &obj, false, INFINITE, QS_ALLEVENTS)))
		{
			MSG msg;
			while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE))
			{
				if (IsDialogMessageW(msg.hwnd, &msg)) continue;
				TranslateMessage(&msg);
				DispatchMessageW(&msg);
			}
		}
		return res;
	}
	else return WaitForSingleObject(obj, timeout);
}
#endif//_REQUIRE_EVENT

#ifdef _REQUIRE_TIMER
CriticalSection Timer::cs;
std::map<UINT,Timer*> Timer::timers;

Timer::Timer( DWORD _interval, bool _single /*= false*/, bool _start /*= false*/ )
: hTimer(NULL), interval(_interval), single(_single), active(false)
{
	if (_start && interval)
	{
		Start();
	}
}

Timer::~Timer()
{
	if (active)
	{
		Stop();
	}
}

void Timer::SetInterval( DWORD _interval )
{
	interval = _interval;
	if (active)
	{
		Stop();
		Start();
	}
}

void Timer::Start()
{
	if (!active && interval && (hTimer = SetTimer(NULL, (UINT)this, interval, TimerProc)))
	{
		active = true;
		Locker lock(cs);
		timers[hTimer] = this;
	}
}

void Timer::Stop()
{
	if (active)
	{
		KillTimer(NULL, hTimer);
		active = false;
		Locker lock(cs);
		timers.erase(hTimer);
	}
}

void CALLBACK Timer::TimerProc( HWND hwnd, UINT uMsg, UINT idEvent, DWORD dwTime )
{
	Timer *timer;
	{
		Locker lock(cs);
		std::map<UINT,Timer*>::const_iterator it = timers.find(idEvent);
		if (timers.end()==it)
		{
			return;
		}
		timer = it->second;
	}
	if (timer->active)
	{
		if (timer->single)
		{
			timer->Stop();
		}
		timer->Tick();
	}
}
#endif//_REQUIRE_TIMER

